香港應用科技研究院有限公司

應科院ARM9E多媒體模塊(暫時只提供英文版本)

Overview
ARM9E has becoming the de-facto processing unit in cost effective SoC and embedded devices with multimedia functions. ASTRI has been developing multimedia components on the ARM9E platform to provide a cost effective solution for our customers.

Target Customers

•	System Design Houses
•	SoC Design Houses

•	Platform Developers
•	OEM/ODM

OS Compatibility

•	Embedded OS: Linux 2.6
•	Monta Vista
•	Cadenux

•	Non-OS event driven
•	ARM RealView

Performance

ASTRI ARM9E multimedia components are optimized for the ARM9E architecture. The performance depends on several factors of the target ARM9E platform:

•	I-Cache size
•	SD-Cache size
•	SDRAM speed
•	Availability of TCM

* Please make enquires on the performance for a specific ARM9E platform.

Multimedia Components

Audio Encoder

•	AAC-LC – 16khz sampling input signal – Supports mono only

Audio Decoder

•	AAC-LC – Supports 32, 44.1, 48khz signal – Supports mono and stereo
•	AAC-HE v1 – Supports 32, 44.1, 48khz signal – Supports mono and stereo – Low power mode
•	AAC-HE v2 – Supports 32, 44.1, 48khz signal – Supports mono and stereo – Low power mode
•	BSAC AAC – Supports 32, 44.1, 48khz signal – Supports mono and stereo – HQ, LP & VLP mode

•	MPEG-1 L1,2 – Supports 32, 44.1, 48khz signal – Supports mono and stereo
•	MP3 (MPEG-1 L3) – Supports 32, 44.1, 48khz signal – Supports mono and stereo
•	AMR-WB+ (stereo) – Available Q3 2007 – Supports mono and stereo

Speech Decoder

•	AMR-NB – 3GPP full conformance – Supports all modes – Supports VAD1 and VAD2

Video Encoder

•	H.264 Baseline Profile QCIF @ 10 fps 180 MHz

Video Decoder

•	MPEG-4 Simple Profile QVGA @ 30 fps 180 MHz